Vent Size:6" which provide 3–5 degrees of

which provide 3–5 degrees of positive oarlock pitch

For four degrees (the most common)

Sold individually

Also included is an athlete facing keeper bolt for ease of adjustment

Vent Size:6" which provide 3–5 degrees of4" Vent Typically used on USP Eight Cox FootStop & Stern Sectional 4's. Now with improved seal & 1 4 turn lock. 5" Vent Standard use in all SP Singles through to Eights, USP Singles, Pair Doubles & Fours. Now with improved seal & 1 4 turn lock. 6" Vent Standard use in all USP 8's. Now with improved seal & 1 4 turn lock. Come with replacment nylon hardware. Silicone sealent (not supplied) is recomended if changing lock ring.